Open Inventor Release 2024.2.1
 
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SoPackedColor.h
1/*=======================================================================
2 * Copyright 1991-1996, Silicon Graphics, Inc.
3 * ALL RIGHTS RESERVED
4 *
5 * UNPUBLISHED -- Rights reserved under the copyright laws of the United
6 * States. Use of a copyright notice is precautionary only and does not
7 * imply publication or disclosure.
8 *
9 * U.S. GOVERNMENT RESTRICTED RIGHTS LEGEND:
10 * Use, duplication or disclosure by the Government is subject to restrictions
11 * as set forth in FAR 52.227.19(c)(2) or subparagraph (c)(1)(ii) of the Rights
12 * in Technical Data and Computer Software clause at DFARS 252.227-7013 and/or
13 * in similar or successor clauses in the FAR, or the DOD or NASA FAR
14 * Supplement. Contractor/manufacturer is Silicon Graphics, Inc.,
15 * 2011 N. Shoreline Blvd. Mountain View, CA 94039-7311.
16 *
17 * THE CONTENT OF THIS WORK CONTAINS CONFIDENTIAL AND PROPRIETARY
18 * INFORMATION OF SILICON GRAPHICS, INC. ANY DUPLICATION, MODIFICATION,
19 * DISTRIBUTION, OR DISCLOSURE IN ANY FORM, IN WHOLE, OR IN PART, IS STRICTLY
20 * PROHIBITED WITHOUT THE PRIOR EXPRESS WRITTEN PERMISSION OF SILICON
21 * GRAPHICS, INC.
22**=======================================================================*/
23/*=======================================================================
24** Author : Paul S. Strauss (MMM yyyy)
25**=======================================================================*/
26/*=======================================================================
27 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), ***
28 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. ***
29 *** ***
30 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS ***
31 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR ***
32 *** WRITTEN AUTHORIZATION OF FEI S.A.S. ***
33 *** ***
34 *** RESTRICTED RIGHTS LEGEND ***
35 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS ***
36 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN ***
37 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT ***
38 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN ***
39 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. ***
40 *** ***
41 *** COPYRIGHT (C) 1996-2024 BY FEI S.A.S, ***
42 *** BORDEAUX, FRANCE ***
43 *** ALL RIGHTS RESERVED ***
44**=======================================================================*/
45/*=======================================================================
46** Modified by : VSG (MMM YYYY)
47**=======================================================================*/
48
49
50#ifndef _SO_PACKED_COLOR_
51#define _SO_PACKED_COLOR_
52
53#include <Inventor/fields/SoMFUInt32.h>
54#include <Inventor/fields/SoSFBool.h>
55#include <Inventor/nodes/SoNode.h>
56#include <Inventor/caches/SoNodeDependencies.h>
57
58class SoColorPacker;
59
99class SoPackedColor : public SoNode {
100
101 SO_NODE_HEADER(SoPackedColor);
102
103 public:
104 // Fields
110
115
120 inline virtual void setOverride(const SbBool state)
121 { override.setValue(state); }
122
126 inline virtual SbBool isOverride() const
127 { return override.getValue(); }
128
129 private:
130 virtual void doAction(SoAction *action);
131 virtual void GLRender(SoGLRenderAction *action);
132 virtual void callback(SoCallbackAction *action);
133 SbBool isTransparent()
134 {return transparent;}
135
136 private:
137 static void initClass();
138 static void exitClass();
139
140 SoSFBool override;
141
142 // check for transparency when field changes.
143 virtual void notify(SoNotList *list);
144
145 private:
146 virtual ~SoPackedColor();
147
148 private:
149 // store whether transparent or not
150 SbBool transparent;
151
152 void computeReplacementColors(SoState* state);
153 void updateTransparencies(SoState* state);
154
155 SoRef<SoNodeDependencies> m_replacementColorDependencies;
156 std::vector<uint32_t> m_replacementColors;
157 std::vector<float> m_cachedTransparencies;
158
159};
160
161#endif /* _SO_PACKED_COLOR_ */
162
Abstract base class for all actions.
Definition SoAction.h:132
Performs a generic traversal of a scene graph or path.
Stores packed colors.
Renders a scene graph using Open Inventor's Render Engine.
Multiple-value field containing any number of uint32_t integers.
Definition SoMFUInt32.h:90
Abstract base class for all database nodes.
Definition SoNode.h:145
Node that defines base colors using packed representation.
SoPackedColor()
Creates a packed color node with default settings.
virtual void setOverride(const SbBool state)
Set the state of the override field.
virtual SbBool isOverride() const
Returns the state of the override field.
SoMFUInt32 orderedRGBA
Defines the packed base colors.
Smart pointer for any class inheriting SoRefCounter.
Definition SoRef.h:90
Field containing a single Boolean value.
Definition SoSFBool.h:79
Traversal state.
Definition SoState.h:74
int SbBool
Boolean type.
Definition SbBase.h:87